CN101148847A - Liquid and food packing paper and method for producing the same - Google Patents
Liquid and food packing paper and method for producing the same Download PDFInfo
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- CN101148847A CN101148847A CNA200610122289XA CN200610122289A CN101148847A CN 101148847 A CN101148847 A CN 101148847A CN A200610122289X A CNA200610122289X A CN A200610122289XA CN 200610122289 A CN200610122289 A CN 200610122289A CN 101148847 A CN101148847 A CN 101148847A
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- Prior art keywords
- paper
- akd
- liquid
- layer
- food wrapper
- Prior art date
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- 235000013305 food Nutrition 0.000 title claims abstract description 30
- 239000007788 liquid Substances 0.000 title claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 238000012856 packing Methods 0.000 title claims abstract description 9
- 238000004513 sizing Methods 0.000 claims abstract description 47
- 238000000576 coating method Methods 0.000 claims abstract description 20
- 230000007935 neutral effect Effects 0.000 claims abstract description 19
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 17
- 235000014655 lactic acid Nutrition 0.000 claims abstract description 9
- 239000004310 lactic acid Substances 0.000 claims abstract description 9
- 239000000123 paper Substances 0.000 claims description 107
- 239000011248 coating agent Substances 0.000 claims description 19
- 230000001815 facial effect Effects 0.000 claims description 18
- 210000001519 tissue Anatomy 0.000 claims description 18
- 229920002472 Starch Polymers 0.000 claims description 16
- 235000019698 starch Nutrition 0.000 claims description 16
- 239000008107 starch Substances 0.000 claims description 16
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 13
- 239000002994 raw material Substances 0.000 claims description 10
- 239000011111 cardboard Substances 0.000 claims description 5
- 210000000498 stratum granulosum Anatomy 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 239000011087 paperboard Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 239000002002 slurry Substances 0.000 description 16
- 230000015556 catabolic process Effects 0.000 description 12
- 238000006731 degradation reaction Methods 0.000 description 12
- 238000001035 drying Methods 0.000 description 9
- 239000012528 membrane Substances 0.000 description 7
- 239000003513 alkali Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 125000006850 spacer group Chemical group 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
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Abstract
The present invention discloses one kind of liquid and food packing paper and its production process, and features that the liquid and food packing paper has neutral sizing agent AKD in the amount of 0.1-2.0 kg/ton applied to the surface and edge lactic acid absorbing amount not higher than 0.6 kg/sq m and H2O2 absorbing amount not higher than 1.2 kg/sq m. The liquid and food packing paper is produced through one simple coating process and has low colony amount, low AKD consumption and excellent waterproof effect.
Description
Technical field
The present invention relates to a kind of liquid and food wrapper and production method thereof.
Background technology
Existing flexible package punch paper technology is the wet end in papermaking, i.e. slurrying partly adds neutral sizing agent AKD, and the consumption of sizing agent is big, adding program trouble, is inconvenient to control.
Summary of the invention
It is convenient to the purpose of this invention is to provide a kind of adding method, and the sizing agent consumption is little, a kind of liquid of being convenient to control and food wrapper and production method thereof.Can be used for the production of single or multiple lift cardboard.
The present invention is achieved in that
Liquid and food wrapper, its special character is: flexible package punch paper surface coverage has neutral sizing agent AKD, the lactic acid edge hygroscopicity value≤0.6Kg/m of page
2, H
2O
2Edge hygroscopicity value≤1.2Kg/m
2, neutral sizing agent AKD is covered in the top sizing place of flexible package punch paper, and the resin added of neutral sizing agent AKD is 0.1～2.0kg/ ton paper consumption, and the resin added of neutral sizing agent AKD is in over dry.
According to the present invention, its special character is: scribble coating or stratum granulosum at recto, the back side is coated with the stratum granulosum that the lower starch solution of water or concentration forms.
According to the present invention, its special character is: described wrapping paper is packing body paper or multi-ply paper or cardboard or single-part stationery or cardboard.
According to the present invention, its special character is: described liquid and food wrapper comprise facial tissue layer, ground paper layer and the core paper layer between facial tissue layer and ground paper layer.
According to the present invention, its special character is: described core paper layer is two layers, three layers or multilayer.
The production method of a kind of liquid and food wrapper, it is characterized in that: in the production process of papermaking, add a kind of neutral sizing agent AKD at the top sizing place, make page reach a kind of wrapping paper to the packing instructions of liquid and food, lactic acid edge hygroscopicity value≤0.6Kg/m
2, H
2O
2Edge hygroscopicity value≤1.2Kg/m
2, all reach the flexible package punch requirement.
The adding point of AKD is selected in the accumulator tank of surface sizing starch or goes up hopper or preparation vessel.
Described liquid and food wrapper, the mode of online interpolation is adopted in the adding of neutral sizing agent AKD; The adjusting of starch pH value is with certain density NaOH solution or Na
2CO
3Solution or NaHCO
3The solution online interpolation of membrane pump; AKD and alkali lye are added in the accumulator tank or the preparation vessel of hopper place on the top sizing or surface sizing starch.
The concentration range of alkali lye is 5～10%, and the AKD addition is ton paper consumption 0.1～2.0kg, is oven-dry weight.
The production method of a kind of liquid and food wrapper is characterized in that: 1. slurrying; 2. delivering to the paper machine manufactures paper with pulp with ground paper layer with facial tissue layer, core paper layer; 3. add AKD solution at paper machine top sizing place.The adding point of AKD is selected in the accumulator tank of surface sizing starch or goes up hopper or preparation vessel.The core paper layer is one deck at least.
The production method of a kind of liquid and food wrapper is characterized in that: the mode of coating contains the raw material of AKD in the employing machine that brings Selection In of AKD in the dispense tip coating of paper machine.1. slurrying; 2. delivering to the paper machine manufactures paper with pulp with ground paper layer with facial tissue layer, core paper layer; 3. be added with the raw material of AKD in the coating of paper machine dispense tip.The core paper layer is one deck at least.
The production method of a kind of liquid and food wrapper is characterized in that: the adding method of AKD is the surface that is coated in into paper or packs body paper with the outer mode that is coated with of machine.
The present invention has the following advantages:
1, the present invention can adopting process simple, easy to operate method production.
2, the flexible package punch paper of producing by the present invention, the adding method flow of AKD is short, and total plate count can be effectively controlled.
3, with respect to prior art, the consumption of raw materials amount of AKD significantly reduces, and the waterproof effect excellence.
Description of drawings
Fig. 1 is a structural representation of the present invention
Fig. 2 is a process chart of the present invention.
The specific embodiment
Below in conjunction with the description of drawings embodiments of the present invention: liquid of the present invention and food wrapper can be single ply board or multi-layer compound paper sheets.Now give an example: as shown in Figure 1, comprise facial tissue layer 1, ground paper layer 2, core paper layer 3 with regard to multi-layer compound paper sheets; The core paper layer 3 of flexible package punch paper of the present invention can be two layers, three layers or multilayer; Can be coated with on the surface of facial tissue layer 1 and to coat 4 or coating not, can be coated with the starch solution or the water of low concentration on the surface of ground paper layer 2, form stratum granulosum 4 after the starch solution drying of low concentration.The AKD addition is ton paper consumption 0.1～2.0kg, is oven-dry weight.Neutral sizing agent AKD is covered in the top sizing place of wrapping paper.
1, slurrying
1. facial tissue layer: the pulpboard of facial tissue layer is pulled an oar after through the hydrabrusher size degradation, as for then directly to pull an oar from slurrying, prepares burden then, and the slurry dexter feeder of making is manufactured paper with pulp.
2. core paper layer: the pulpboard of core paper layer is discongested after through the hydrabrusher size degradation or is pulled an oar, and as for then directly discongesting from slurrying or pulling an oar, prepares burden then, and the slurry dexter feeder of making is manufactured paper with pulp.
3. ground paper layer: the pulpboard of ground paper layer is pulled an oar after through the hydrabrusher size degradation, as for then directly to pull an oar from slurrying, prepares burden then, and the slurry dexter feeder of making is manufactured paper with pulp.
2, the adding of AKD
AKD solution is added in the last hopper of surface sizing starch with the amount of membrane pump with ton paper consumption 0.5kg over dry.
3, the adjusting of pH value
Because AKD just can obtain best sizing efficiency, the Na at the top sizing place with 9% concentration under the neutral and alkali condition
2CO
3Solution is added in the last hopper of surface sizing starch with membrane pump in the mode of online interpolation, and the pH value that makes sizing material in the hopper is in 6.0～9.0 scope.
4, copy paper
Each that make layer slurry delivered to respectively on veil, core net, the spacer screen and manufactured paper with pulp, and through squeezing and preceding drying, top sizing, back drying, coating and press polish ornamenting, obtains qualified wrapping paper then.The every technical indicator of liquid of producing among this embodiment and food wrapper is as follows: quantitative 210g/m
2, thickness 0.240～0.285mm, moisture 5～8%, glossiness (75 °) 〉=35%, lactic acid edge hygroscopicity value≤0.6Kg/m
2, H
2O
2Edge suction≤1.2Kg/m
2, IGT surface strength 〉=1.5m/s.
1, slurrying
1. facial tissue layer: the pulpboard of facial tissue layer is pulled an oar after through the hydrabrusher size degradation, as for then directly to pull an oar from slurrying, prepares burden then, and the slurry dexter feeder of making is manufactured paper with pulp.
2. core paper layer: the pulpboard of core paper layer is discongested after through the hydrabrusher size degradation or is pulled an oar, and as for then directly discongesting from slurrying or pulling an oar, prepares burden then, and the slurry dexter feeder of making is manufactured paper with pulp.
3. ground paper layer: the pulpboard of ground paper layer is pulled an oar after through the hydrabrusher size degradation, as for then directly to pull an oar from slurrying, prepares burden then, and the slurry dexter feeder of making is manufactured paper with pulp.
2, the adding of AKD
AKD solution is added in the accumulator tank of surface sizing starch with the amount of membrane pump with ton paper consumption 0.5kg over dry.
3, the adjusting of pH value
Because AKD just can obtain best sizing efficiency under the neutral and alkali condition, use in the accumulator tank of starch, with the Na of 9% concentration at top sizing
2CO
3Solution is added in the accumulator tank of surface sizing starch with membrane pump in the mode of online interpolation, and the pH value that makes sizing material in the accumulator tank is in 6.0～9.0 scope.
4, copy paper
Each that make layer slurry delivered to respectively on veil, core net, the spacer screen and manufactured paper with pulp, and through squeezing and preceding drying, top sizing, back drying, coating and press polish ornamenting, obtains qualified wrapping paper then.The every technical indicator of liquid of producing among this embodiment and food wrapper is as follows: quantitative 230g/m
2, thickness 0.305～0.325mm, moisture 5～8%, glossiness (75 °) 〉=35%, lactic acid edge hygroscopicity value≤0.6Kg/m
2, H
2O
2Edge suction≤1.2Kg/m
2, IGT surface strength 〉=1.5m/s.
1, slurrying
1. facial tissue layer: the pulpboard of facial tissue layer is pulled an oar after through the hydrabrusher size degradation, as for then directly to pull an oar from slurrying, prepares burden then, and the slurry dexter feeder of making is manufactured paper with pulp.
2. core paper layer: the pulpboard of core paper layer is discongested after through the hydrabrusher size degradation or is pulled an oar, and as for then directly discongesting from slurrying or pulling an oar, prepares burden then, and the slurry dexter feeder of making is manufactured paper with pulp.
3. ground paper layer: the pulpboard of ground paper layer is pulled an oar after through the hydrabrusher size degradation, as for then directly to pull an oar from slurrying, prepares burden then, and the slurry dexter feeder of making is manufactured paper with pulp.
2, the adding of AKD
The mode that is coated with in machine at paper machine dispense tip is coated on the raw material that is added with AKD on the page.The amount of AKD ton paper consumption 0.1～2.0kg over dry all can guarantee lactic acid edge hygroscopicity value≤0.6Kg/m
2, H
2O
2Edge suction≤1.2Kg/m
2Too much use AKD can increase cost undoubtedly.
3, the adjusting of pH value
Because AKD just can obtain best sizing efficiency under the neutral and alkali condition, use in the accumulator tank of starch, with the Na of 9% concentration at top sizing
2CO
3Solution is added in the accumulator tank of surface sizing starch with membrane pump in the mode of online interpolation, and the pH value that makes sizing material in the accumulator tank is in 6.0～9.0 scope.
4, copy paper
Each that make layer slurry delivered to respectively on veil, core net, the spacer screen and manufactured paper with pulp, and through squeezing and preceding drying, top sizing, back drying, coating and press polish ornamenting, obtains qualified wrapping paper then.The every technical indicator of liquid of producing among this embodiment and food wrapper is as follows: quantitative 300g/m
2, thickness 0.400～0.440mm, moisture 5～8%, glossiness (75 °) 〉=35%, lactic acid edge hygroscopicity value≤0.6Kg/m
2, H
2O
2Edge suction≤1.2Kg/m
2, IGT surface strength 〉=1.5m/s.
1, slurrying
1. facial tissue layer: the pulpboard of facial tissue layer is pulled an oar after through the hydrabrusher size degradation, as for then directly to pull an oar from slurrying, prepares burden then, and the slurry dexter feeder of making is manufactured paper with pulp.
2. core paper layer: the pulpboard of core paper layer is discongested after through the hydrabrusher size degradation or is pulled an oar, and as for then directly discongesting from slurrying or pulling an oar, prepares burden then, and the slurry dexter feeder of making is manufactured paper with pulp.
3. ground paper layer: the pulpboard of ground paper layer is pulled an oar after through the hydrabrusher size degradation, as for then directly to pull an oar from slurrying, prepares burden then, and the slurry dexter feeder of making is manufactured paper with pulp.
2, copy paper
Each that make layer slurry delivered to respectively on veil, core net, the spacer screen and manufactured paper with pulp, and through squeezing and preceding drying, top sizing, back drying, coating and press polish ornamenting, obtains qualified packing body paper then.
3, the adding of AKD
The mode of the outer coating of employing machine is coated in the surface of packing body paper to the raw material that contains AKD, and the amount of ton paper consumption 0.1～2.0kg over dry all can guarantee lactic acid edge hygroscopicity value≤0.6Kg/m
2, H
2O
2Edge suction≤1.2Kg/m
2
4, the adjusting of pH value
Because AKD just can obtain best sizing efficiency under the neutral and alkali condition, when preparing to contain the coating raw material of AKD, with the Na of 9% concentration
2CO
3Solution is added in the coating raw material with membrane pump in the mode of online interpolation, makes the pH value that contains AKD coating raw material in 6.0～9.0 scope.
Claims (10)
1. liquid and food wrapper, it is characterized in that: wrapper surface is coated with neutral sizing agent AKD, the lactic acid edge hygroscopicity value≤0.6Kg/m of page
2, H
2O
2Edge hygroscopicity value≤1.2Kg/m
2, neutral sizing agent AKD is covered in the top sizing place of flexible package punch paper, and the resin added of neutral sizing agent AKD is 0.1～2.0kg/ ton paper consumption, and the resin added of neutral sizing agent AKD is in over dry.
2. liquid according to claim 1 and food wrapper is characterized in that: be coated with coating or stratum granulosum at recto, the back side is coated with the stratum granulosum that the lower starch solution of concentration forms.
3. liquid according to claim 1 and 2 and food wrapper is characterized in that: described wrapping paper is packing body paper or multi-ply paper or cardboard or single-part stationery or cardboard.
4. liquid according to claim 3 and food wrapper is characterized in that: described liquid and food wrapper comprise facial tissue layer, ground paper layer and the core paper layer between facial tissue layer and ground paper layer.
5. liquid according to claim 4 and food wrapper is characterized in that: described core paper layer is two layers, three layers or multilayer.
6. the production method of liquid and food wrapper is characterized in that: 1. slurrying; 2. deliver to the paper machine and manufacture paper with pulp with ground paper layer with facial tissue layer, core paper layer, the core paper layer is at least one deck; 3. add AKD solution at paper machine top sizing place, the adding point of AKD is selected in the accumulator tank of surface sizing starch or goes up hopper or preparation vessel.
7. the production method of liquid and food wrapper is characterized in that: the mode of coating in the employing machine that brings Selection In of AKD, contain the raw material of AKD in the dispense tip coating of paper machine, and comprising: 1. slurrying; 2. deliver to the paper machine and manufacture paper with pulp with ground paper layer with facial tissue layer, core paper layer, the core paper layer is at least one deck; 3. be added with the raw material of AKD in the coating of paper machine dispense tip.
8. the production method of liquid and food wrapper is characterized in that: AKD is that the mode with the outer coating of coating or machine in the machine is coated in into paper or pack the surface of body paper or be coated on the paper in the mode that is coated with.
9. the production method of liquid according to claim 6 and food wrapper is characterized in that: when using neutral sizing agent AKD, with NaOH or Na
2CO
3Or NaHCO
3Regulate pH value to 6-9.
10. according to the production method of claim 7 or 8 described liquid and food wrapper, it is characterized in that: when using neutral sizing agent AKD, with NaOH or Na
2CO
3Or NaHCO
3Regulate pH value to 6-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610122289XA CN101148847B (en) | 2006-09-19 | 2006-09-19 | Liquid and food packing paper and method for producing the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610122289XA CN101148847B (en) | 2006-09-19 | 2006-09-19 | Liquid and food packing paper and method for producing the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101148847A true CN101148847A (en) | 2008-03-26 |
| CN101148847B CN101148847B (en) | 2012-06-27 |
Family
ID=39249537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200610122289XA Active CN101148847B (en) | 2006-09-19 | 2006-09-19 | Liquid and food packing paper and method for producing the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101148847B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101555672B (en) * | 2009-05-18 | 2010-11-03 | 永州湘江纸业有限责任公司 | Food wrapper and manufacturing method thereof |
| CN102154904A (en) * | 2011-02-21 | 2011-08-17 | 万国纸业太阳白卡纸有限公司 | Bovine base solution packaging raw paper |
| CN102505569A (en) * | 2011-12-07 | 2012-06-20 | 山东华泰纸业股份有限公司 | Process for applying neutral sizing agent to surface coating |
| CN103806326A (en) * | 2014-02-12 | 2014-05-21 | 亚太森博（山东）浆纸有限公司 | Liquid packaging body paper board and preparation method thereof |
| CN105113333A (en) * | 2015-08-13 | 2015-12-02 | 合肥龙发包装有限公司 | Liquid packaging base paper with high combination degree |
| CN106245459A (en) * | 2016-09-05 | 2016-12-21 | 珠海红塔仁恒包装股份有限公司 | A kind of true qualities flexible package punch paper and production technology thereof |
| CN107268325A (en) * | 2016-04-08 | 2017-10-20 | 亚太森博（山东）浆纸有限公司 | A kind of packing board and preparation method thereof |
| CN115287944A (en) * | 2022-08-22 | 2022-11-04 | 齐鲁工业大学 | Tea-flavored disposable paper cup paper and preparation method thereof |
| CN115928502A (en) * | 2022-12-28 | 2023-04-07 | 珠海红塔仁恒包装股份有限公司 | Preparation process capable of controlling lactic acid side leakage resistance of liquid food packaging base paper |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8621680D0 (en) * | 1986-09-09 | 1986-10-15 | Du Pont | Filler compositions |
| GB2293991B (en) * | 1994-10-14 | 1998-06-10 | Ecc Int Ltd | Improving the quality of coated paper |
| WO2001049938A1 (en) * | 1999-12-29 | 2001-07-12 | Minerals Technologies Inc. | Liquid packaging paper |
| FI122297B (en) * | 2003-10-27 | 2011-11-15 | M Real Oyj | Cardboard and the method used to make it |
| CN200961219Y (en) * | 2006-09-19 | 2007-10-17 | 珠海经济特区红塔仁恒纸业有限公司 | Wrapping paper for liquid and food |
-
2006
- 2006-09-19 CN CN200610122289XA patent/CN101148847B/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101555672B (en) * | 2009-05-18 | 2010-11-03 | 永州湘江纸业有限责任公司 | Food wrapper and manufacturing method thereof |
| CN102154904A (en) * | 2011-02-21 | 2011-08-17 | 万国纸业太阳白卡纸有限公司 | Bovine base solution packaging raw paper |
| CN102154904B (en) * | 2011-02-21 | 2012-10-24 | 万国纸业太阳白卡纸有限公司 | Bovine base solution packaging raw paper |
| CN102505569A (en) * | 2011-12-07 | 2012-06-20 | 山东华泰纸业股份有限公司 | Process for applying neutral sizing agent to surface coating |
| CN103806326A (en) * | 2014-02-12 | 2014-05-21 | 亚太森博（山东）浆纸有限公司 | Liquid packaging body paper board and preparation method thereof |
| CN105113333A (en) * | 2015-08-13 | 2015-12-02 | 合肥龙发包装有限公司 | Liquid packaging base paper with high combination degree |
| CN107268325A (en) * | 2016-04-08 | 2017-10-20 | 亚太森博（山东）浆纸有限公司 | A kind of packing board and preparation method thereof |
| CN106245459A (en) * | 2016-09-05 | 2016-12-21 | 珠海红塔仁恒包装股份有限公司 | A kind of true qualities flexible package punch paper and production technology thereof |
| CN115287944A (en) * | 2022-08-22 | 2022-11-04 | 齐鲁工业大学 | Tea-flavored disposable paper cup paper and preparation method thereof |
| CN115928502A (en) * | 2022-12-28 | 2023-04-07 | 珠海红塔仁恒包装股份有限公司 | Preparation process capable of controlling lactic acid side leakage resistance of liquid food packaging base paper |
| CN115928502B (en) * | 2022-12-28 | 2023-12-29 | 珠海红塔仁恒包装股份有限公司 | Preparation technology capable of controlling lactic acid side permeation resistance of liquid food packaging base paper |
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|---|---|
| CN101148847B (en) | 2012-06-27 |
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Address after: 519070, Qianshan Industrial Zone, Xiangzhou District, Guangdong, Zhuhai Patentee after: ZHUHAI HONGTA RENHENG PACKAGING CO.,LTD. Address before: 519000, Jinji Hill Road, No. 508, Guangdong, Zhuhai Patentee before: ZHUHAI S E Z HONGTA RENHENG PAPER Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Liquid and food packaging paper and its production method Effective date of registration: 20231225 Granted publication date: 20120627 Pledgee: Agricultural Bank of China Limited Zhuhai Nanwan sub branch Pledgor: ZHUHAI HONGTA RENHENG PACKAGING CO.,LTD. Registration number: Y2023980074092 |